Form 4 for GCTS GCT Semiconductor Holding, Inc.
Accepted 2026-01-05 00:00:00 ET · period of report 2025-12-31 · accession 0000929638-26-000017 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-01-05 | 2025-12-31 | GCTS | Lee Kyeongho | Dir, COB, Class III Dir | A - Grant | $0.00 | +22.9K | 1.06M | +2% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-12-31 | A | A | 22,916 | $0.00 | 1,062,741 | D | — | — | (F1) Each Restricted Stock Unit ("RSU") represents the right to receive one share of common stock, par value $0.0001 per share ("Common Stock") of GCT Semiconductor Holding, Inc. (the "Issuer") following vesting. The RSUs become payable in Common Stock in accordance with a deferral election made by the reporting person. (F3) The RSUs will vest on March 31, 2026, subject to continued service through such date. (F4) No expiration date is applicable to restricted stock units. (F2) The number of shares subject to and issuable under the award is determined on the last day of each calendar quarter during the period April 1, 2025 through March 31, 2026 (beginning with the quarter ending June 30, 2025) by dividing $27,500 by the fair market value per share of Common Stock, which was determined to be $1.20 on December 31, 2025, rounded down to the nearest whole share. |